| Source: "Report of the Industrial Bureau of the Industrial Club of St. Louis," 1928-1935. Some issues are titled "Southwest-Southeast Business" and "Saint Louis Business." Location: St.L. / 607 / In2r | |
 | |
| Last Name: | Keitel |
| First Name: | Elmer |
| Corporate Name: | Columbia Oil Company |
| Address: | 3417 Papin St. |
| Report Number: | 42 |
| Date: | June 10, 1931 |
| Page: | 4 |
